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Class: Resolv::DNS::Resource::IN::WKS

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::Resolv::DNS::Resource, ::Resolv::DNS::Query
Instance Chain:
self, ::Resolv::DNS::Resource, ::Resolv::DNS::Query
Inherits: Resolv::DNS::Resource
Defined in: lib/resolv.rb

Overview

Well Known Service resource.

Constant Summary

::Resolv::DNS::Resource - Inherited

ClassHash, ClassInsensitiveTypes, ClassValue

Class Method Summary

::Resolv::DNS::Resource - Inherited

.decode_rdata, .get_class

::Resolv::DNS::Query - Inherited

.decode_rdata

Instance Attribute Summary

  • #address readonly

    The host these services run on.

  • #bitmap readonly

    A bit map of enabled services on this host.

  • #protocol readonly

    IP protocol number for these services.

::Resolv::DNS::Resource - Inherited

#ttl

Remaining Time To Live for this ::Resolv::DNS::Resource.

Instance Method Summary

::Resolv::DNS::Resource - Inherited

#==, #encode_rdata, #eql?, #hash

::Resolv::DNS::Query - Inherited

#encode_rdata

Constructor Details

.new(address, protocol, bitmap) ⇒ WKS

[ GitHub ] 

  


# File 'lib/resolv.rb', line 2199



def initialize(address, protocol, bitmap)
  @address = IPv4.create(address)
  @protocol = protocol
  @bitmap = bitmap
end


  







Class Method Details



  

    .decode_rdata(msg)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/resolv.rb', line 2231



def self.decode_rdata(msg) # :nodoc:
  address = IPv4.new(msg.get_bytes(4))
  protocol, = msg.get_unpack("n")
  bitmap = msg.get_bytes
  return self.new(address, protocol, bitmap)
end


  







Instance Attribute Details



  

    #address   (readonly)
  



  

    

The host these services run on.


  



  [ GitHub ]


  

  


# File 'lib/resolv.rb', line 2208



attr_reader :address


  








  

    #bitmap   (readonly)
  



  

    

A bit map of enabled services on this host.



If protocol is 6 (TCP) then the 26th bit corresponds to the SMTP service (port 25).  If this bit is set, then an SMTP server should be listening on TCP port 25; if zero, SMTP service is not supported.


  



  [ GitHub ]


  

  


# File 'lib/resolv.rb', line 2223



attr_reader :bitmap


  








  

    #protocol   (readonly)
  



  

    

IP protocol number for these services.


  



  [ GitHub ]


  

  


# File 'lib/resolv.rb', line 2213



attr_reader :protocol


  







Instance Method Details



  

    #encode_rdata(msg)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/resolv.rb', line 2225



def encode_rdata(msg) # :nodoc:
  msg.put_bytes(@address.address)
  msg.put_pack("n", @protocol)
  msg.put_bytes(@bitmap)
end